<template>
  <div>
    <!--   ref="form" :model="form"-->
    <el-form :model=" cForm" :inline="true" :disabled="!isShowList">
      <el-form-item label="一级分类">
        <el-select v-model="cForm.category1Id" placeholder="请选择品牌" @change="selectorCategory1">
          <el-option :label="c1.name" :value="c1.id" v-for="(c1,index) in category1List" :key="c1.id"></el-option>
        </el-select>
      </el-form-item>
      <el-form-item label="二级分类">
        <el-select v-model="cForm.category2Id" placeholder="请选择" @change="selectorCategory2">
          <el-option :label="c2.name" :value="c2.id" v-for="(c2,index) in category2List" :key="c2.id"></el-option>
        </el-select>
      </el-form-item>
      <el-form-item label="三级分类">
        <el-select v-model="cForm.category3Id" placeholder="请选择" @change="selectorCategory3">
          <el-option :label="c3.name" :value="c3.id" v-for="(c3,index) in category3List" :key="c3.id"></el-option>
        </el-select>
      </el-form-item>
    </el-form>
  </div>
</template>

<script>
export default {
  name: "CategorySelector",
  props:['isShowList'],
  data() {
    return {
      cForm: {
        category1Id: '',
        category2Id: '',
        category3Id: '',
      },
      category1List: [],
      category2List: [],
      category3List: [],

    }
  },
  mounted() {
    this.getCategory1()
  },
  methods: {
    //获取一级分类
    async getCategory1() {
      try {
        const result = await this.$API.category.getCategory1()
        if (result.code === 200 || result.code === 20000) {
          /*console.log(result.data)*/
          this.category1List = result.data
        }
      } catch (error) {
        this.$message.error('请求一级分类失败')
      }
    },
    //选择1级分类的id 获取2级分类的数据
    async selectorCategory1(category1Id) {
      //重新选择1级的时候 需要清空2 3级的id级数据
        this.cForm.category2Id = '',
        this.cForm.category3Id = '',
        this.category2List = [],
        this.category3List = []
      try {
        const result = await this.$API.category.getCategory2(category1Id)
        if (result.code === 200 || result.code === 20000) {
          this.category2List = result.data
          this.$emit('changeCategory',{categoryId:category1Id,level:1})
          /*console.log(result.data)*/
        }
      } catch (error) {
        this.$message.error('获取二级分类失败')
      }
    },
    //选择2级分类的id 获取3级分类的数据
    async selectorCategory2(category2Id) {
      //重新选择2级的时候 需要清空 3级的id级数据
        this.cForm.category3Id = '',
        this.category3List = []
      try {
        const result = await this.$API.category.getCategory3(category2Id)
        if (result.code === 200 || result.code === 20000) {
          this.category3List = result.data
          //把数据传给父组件 让父组件渲染数据用
          this.$emit('changeCategory',{categoryId:category2Id,level:2})
        }
      } catch (error) {
        this.$message.error('获取三级分类数据失败')
      }

    },
    //选择3级分类的id 还不知道干什么 先写在这里
    selectorCategory3(category3Id) {
      this.$emit('changeCategory',{categoryId:category3Id,level:3})
    }
  }
}
</script>

<style lang="less" scoped>

</style>
